AMD Navi XTXH, XLE, and Nashira Point variants spotted on USB-IF: XTXH could be a possible Navi 21 variant with HBM2(E) support - NotebookCheck.net News
AMD Navi 21, 22 e 23 svelate le caratteristiche tramite leak! – 4News
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
AMD Navi 21 XT GPU: up to 2.4GHz game clock, 250W+ TDP, 16GB GDDR6